A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5915-01-123-9956
NSN 6320-01-429-9871
NSN 4140-01-538-0154
NSN 6320-01-504-3948
NSN 6610-00-956-4464
NSN 7035-01-172-6772
NSN 6320-00-788-5297
NSN 5960-01-632-6576
NSN 5960-01-641-5493
NSN 6145-01-386-7073
NSN 5855-01-486-6393
NSN 5950-01-482-6338